Home / 1,089,820.23-1,633,915.91-751,896.61

Finding the Fourth Proportional to 1,089,820.23, 1,633,915.91 and 751,896.61

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Solution

The fourth proportional to 1,089,820.23, 1,633,915.91 and 751,896.61 is: 1,127,283.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,820.23 : 1,633,915.91 = 751,896.61 : x
  2. Step 2: Convert to fraction form
    1,089,820.23/1,633,915.91 = 751,896.61/x
  3. Step 3: Cross multiply
    1,089,820.23x = 1,633,915.91 × 751,896.61
  4. Step 4: Simplify right side
    1,089,820.23x = 1,228,535,827,319.60
  5. Step 5: Solve for x
    x = 1,228,535,827,319.60/1,089,820.23
  6. Step 6: Final answer
    x = 1,127,283.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.